CN114556662A - 一种电解液及含有该电解液的电化学装置 - Google Patents
一种电解液及含有该电解液的电化学装置 Download PDFInfo
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- CN114556662A CN114556662A CN202180004970.7A CN202180004970A CN114556662A CN 114556662 A CN114556662 A CN 114556662A CN 202180004970 A CN202180004970 A CN 202180004970A CN 114556662 A CN114556662 A CN 114556662A
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- 150000001875 compounds Chemical class 0.000 claims abstract description 35
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 35
- 159000000002 lithium salts Chemical class 0.000 claims abstract description 30
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 24
- 239000011737 fluorine Substances 0.000 claims abstract description 24
- -1 lithium hexafluorophosphate Chemical compound 0.000 claims description 44
- 229910052744 lithium Inorganic materials 0.000 claims description 20
- 229910052782 aluminium Inorganic materials 0.000 claims description 17
- 239000011888 foil Substances 0.000 claims description 17
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 16
- 239000000758 substrate Substances 0.000 claims description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- 239000000654 additive Substances 0.000 claims description 10
- 230000000996 additive effect Effects 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 10
- 229910052736 halogen Inorganic materials 0.000 claims description 6
- 150000002367 halogens Chemical class 0.000 claims description 6
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims description 4
- ALGVJKNIAOBBBJ-UHFFFAOYSA-N 3-[2,3-bis(2-cyanoethoxy)propoxy]propanenitrile Chemical compound N#CCCOCC(OCCC#N)COCCC#N ALGVJKNIAOBBBJ-UHFFFAOYSA-N 0.000 claims description 3
- UNSCZBQVNAFILR-UHFFFAOYSA-N 3-[3,4-bis(2-cyanoethoxy)butoxy]propanenitrile Chemical compound N#CCCOCCC(COCCC#N)OCCC#N UNSCZBQVNAFILR-UHFFFAOYSA-N 0.000 claims description 3
- YGHQIDDSMAYIQH-UHFFFAOYSA-N 3-[4,5-bis(2-cyanoethoxy)pentoxy]propanenitrile Chemical compound C(#N)CCOCC(CCCOCCC#N)OCCC#N YGHQIDDSMAYIQH-UHFFFAOYSA-N 0.000 claims description 3
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- IGILRSKEFZLPKG-UHFFFAOYSA-M lithium;difluorophosphinate Chemical compound [Li+].[O-]P(F)(F)=O IGILRSKEFZLPKG-UHFFFAOYSA-M 0.000 claims description 3
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- HNCXPJFPCAYUGJ-UHFFFAOYSA-N dilithium bis(trifluoromethylsulfonyl)azanide Chemical compound [Li+].[Li+].FC(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)F.FC(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)F HNCXPJFPCAYUGJ-UHFFFAOYSA-N 0.000 claims 1
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- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0567—Liquid materials characterised by the additives
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0568—Liquid materials characterised by the solutes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/661—Metal or alloys, e.g. alloy coatings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0025—Organic electrolyte
- H01M2300/0028—Organic electrolyte characterised by the solvent
- H01M2300/0037—Mixture of solvents
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0088—Composites
- H01M2300/0091—Composites in the form of mixtures
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
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- Manufacturing & Machinery (AREA)
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- Condensed Matter Physics & Semiconductors (AREA)
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- Secondary Cells (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Applications Claiming Priority (1)
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PCT/CN2021/084094 WO2022204980A1 (fr) | 2021-03-30 | 2021-03-30 | Électrolyte et dispositif électrochimique contenant un électrolyte |
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CN114556662A true CN114556662A (zh) | 2022-05-27 |
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CN202180004970.7A Pending CN114556662A (zh) | 2021-03-30 | 2021-03-30 | 一种电解液及含有该电解液的电化学装置 |
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US (1) | US20240021878A1 (fr) |
EP (1) | EP4300651A4 (fr) |
CN (1) | CN114556662A (fr) |
BR (1) | BR112023019937A2 (fr) |
WO (1) | WO2022204980A1 (fr) |
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- 2021-03-30 EP EP21933661.7A patent/EP4300651A4/fr active Pending
- 2021-03-30 WO PCT/CN2021/084094 patent/WO2022204980A1/fr active Application Filing
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BR112023019937A2 (pt) | 2024-02-06 |
US20240021878A1 (en) | 2024-01-18 |
EP4300651A4 (fr) | 2024-05-08 |
WO2022204980A1 (fr) | 2022-10-06 |
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